[ros-svn] [hbirr] 15821: - Changed the calculation of the base address of an image section.

[hbirr at svn.reactos.com]

- Changed the calculation of the base address of an image section.  
- Removed some unnecessary members from section object.  
- Changed the allocation of a section object back to paged pool.



Updated files:
trunk/reactos/ntoskrnl/include/internal/mm.h
trunk/reactos/ntoskrnl/mm/section.c